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Let n be an integer. Prove that n^2 is divisible by 3 if and only if n is divisible by 3. (The "if and only if" part means that you have to prove two directions: if n^2 is divisible by 3 then n is divisible
answered
Oct 31, 2024
Mathematics
high-school
6
votes
206k
views
A patient who wants to avoid intubation but requires an FIO₂ of 100?
answered
Sep 28, 2024
Medicine
college
1
vote
844
views
Which expression has the same value as: b + 14b ?
answered
Jul 17, 2024
Mathematics
middle-school
6
votes
87.9k
views
When discussing the consequences of those who lost the war, why do you think Wilson states, "what justice we show them will be shown to us"?
answered
Jun 28, 2024
History
high-school
4
votes
117k
views
T 1.2.7 Quiz: Check-Up Question 6 of 10 ¿A qué hora A las siete: 1 OA. piensa OB. entiende C. empieza OD. cierra el partido de fútbol? SUBMIT
answered
Jun 23, 2024
Spanish
high-school
4
votes
34.9k
views
In Into The Wild by Jon Krakauer, when is Franz's birthday?
answered
Jun 9, 2024
English
high-school
6
votes
143k
views
The patient's name should be entered into Block 2 as: 1) SUSAN B ANTHONY 2) ANTHONY, SUSAN, B 3) SUSAN B. ANTHONY 4) ANTHONY SUSAN B
answered
Apr 29, 2024
Medicine
college
0
votes
9.6k
views
What symbol represents the intersection (∩) between two sets? a) ∪ b) ∩ c) × d) /
answered
Apr 1, 2024
Mathematics
high-school
3
votes
165k
views
What is the relationship between input, processing, output, and storage?
answered
Mar 19, 2024
Computers and Technology
high-school
3
votes
117k
views
In explaining why climate forecasts based on imperfect modes might work decades into the future (in contrast to weather models that can only forecast 7-10 days in advance), Lesson 10 states: Future climate
answered
Feb 8, 2024
Geography
college
7
votes
128k
views
How did Native Americans work for equal rights after World War II?
answered
Nov 4, 2023
History
high-school
8
votes
172k
views
Could a person survive in a falling lift if they jumped as it hits the ground?
answered
Sep 26, 2023
Physics
high-school
5
votes
53.5k
views
How many quarts of pure antifreeze must be added to 6 quarts of a 20% antifreeze solution to obtain a 60% antifreeze solution? (Hint: pure antifreeze is 100% antifreeze.) ...
answered
Feb 23, 2023
Mathematics
college
1
vote
123k
views
Solve for x, x+25 70 degrees
answered
Dec 29, 2022
Mathematics
college
13
votes
132k
views
I need to solve for x and y please help
answered
Sep 12, 2022
Mathematics
high-school
3
votes
193k
views
I need help please im lost on this question pleaseeee
answered
Jun 29, 2022
Mathematics
middle-school
6
votes
45.5k
views
What is the least common denominator of 4 and 6?
answered
Jun 23, 2022
Mathematics
high-school
2
votes
34.8k
views
what group did the 14th amendment officially make citizens, that before were not considered citizens?
answered
Jun 21, 2022
Social Studies
college
5
votes
178k
views
14/50 as as a percent?
answered
May 19, 2022
Mathematics
college
2
votes
70.0k
views
What is 15^4/15 simplified?
answered
Apr 21, 2022
Mathematics
high-school
8
votes
46.3k
views
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